00306nam a2200109Ia 450000500170000000800410001708200140005810000180007224500630009026000350015330000080018820260224040954.0260224s9999||||xx |||||||||||||| ||und||  a581.1 STE  aSteward, F.C. 0aPlant physiology: A treatise cellular organization and….  aNew York: Academic Pressc1960  a331